The condition or quality of being highly dangerous or injurious; deadliness.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "malignity" in a sentence
"He has touches even of what he calls the malignity, the malign irony of Montaigne."
"[Footnote: The word malignity was obviously used in the sense of the French malin.]"
"Perhaps, madam, had not the preservation of my father's blood occasioned such malignity from the English, that nothing but an armed force can deliver his preserver, I, too, might be content to see Scotland in slavery."